The parabolic barrier, double barrier with a rectangular well, double barrier with a parabolic well structure and the potential barrier placed in an external field are discussed here.

利用该结果分别研究了抛物线型单势垒情况、方型双势垒情况、抛物线型双势垒情况以及置于外场中的双势垒情况。

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The volume code block in Listing 5 computes the cubic volume of a rectangular solid using the well-known formula.

清单5中的volume代码块使用常用公式计算长方体的体积。

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This paper discusses also the shear strain modification of rectangular elements as well as a simple analytic method based on data from experiments.

并讨论了矩形单元的剪应变修正问题和基于试验资料而提出的简单分析方法。

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With the sets of basic specifications and features set in stone, HTC's engineers can then offer the right phone sizes that meet the carriers' requirements, as well as showing a relatively bland rectangular ABS block as an indication on how much space is needed to pack all the components.

ENGADGET: HTC talks smartphone design: from inception to final product